18228ADX
View detailed technical data, stock status, and sourcing information for: 18228ADX
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An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
flat countersunk head style, 0.750 inches nominal fastener length, 0.700 inches minimum and 0.750 inches maximum thread length, 2a thread class, right-hand thread direction
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.700 inches minimum and 0.750 inches maximum
- Fastener Length
- 0.750 inches nominal
- Head Style
- flat countersunk
- Head Diameter
- 0.195 inches minimum and 0.225 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.112 inches
- Thread Quantity Per Inch
- 40
- Minimum Tensile Strength
- 55000 pounds per square inch
- Countersink Angle
- 80.0 degrees minimum and 82.0 degrees maximum
- Screw Material
- steel comp 1011 or steel comp 1013 or steel comp 1010
- Screw Surface Treatment
- cadmium and chromate
- Screw Surface Treatment Document And Classification
- qq-p-416 ty 2 cl 3 fed spec all treatment responses
- Thread Series Designator
- unc
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-011-5458 | No Name Available | 09/01/1983 |
| 5305-00-013-3394 | No Name Available | 07/01/1983 |
| 5305-00-271-5206 | No Name Available | 03/09/1966 |
| 5305-00-456-6721 | No Name Available | 07/15/1970 |
| 5305-00-812-4024 | No Name Available | 01/18/1967 |
| 5305-00-995-6654 | No Name Available | 01/01/1962 |
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 18228ADX | Machine Screw |
| MS35190-227 | Machine Screw |
| MS35241-26 | Machine Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-059-4544?
Does the NSN 5305-00-059-4544 have a Schedule B code assigned?
Does NSN 5305-00-059-4544 require demilitarization?
Does NSN 5305-00-059-4544 contain precious materials?
Does NSN 5305-00-059-4544 contain hazardous materials?
When the NSN 5305-00-059-4544 was assigned to the Federal Catalog?
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